As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6151 - IAD-PHF - AIRCRAFT ABORTED TAKEOFF DUE TO LEFT GENERATOR WARNING LIGHT ILLUMINATED. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND PARALLELED THE LEFT AND RIGHT GCU, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (M)